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发明名称
Transducer power supply for oscillators
摘要
申请公布号
US2928052(A)
申请公布日期
1960.03.08
申请号
US19550531678
申请日期
1955.08.31
申请人
ELECTRO-VOICE, INCORPORATED
发明人
WOOD JOHN F.
分类号
F23Q2/28;F23Q3/00;H01L41/113
主分类号
F23Q2/28
代理机构
代理人
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地址
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